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INCI: QUERCUS ROBUR BARK EXTRACT
An extract derived from the bark of the English oak tree, known for its astringent, antioxidant, and skin conditioning properties due to its rich tannin content.
Beneficial for
Safety summary
Generally considered safe for cosmetic use, though high concentrations of tannins may cause mild irritation in sensitive individuals.
CAS Number
71011-28-4
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.